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<h2 title="Class JSTypeExpression" class="title">Class JSTypeExpression</h2>
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<li>java.lang.Object</li>
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<li>com.google.javascript.rhino.JSTypeExpression</li>
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<dt>All Implemented Interfaces:</dt>
<dd>java.io.Serializable</dd>
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<pre>public final class <span class="strong">JSTypeExpression</span>
extends java.lang.Object
implements java.io.Serializable</pre>
<div class="block">Represents a type expression as a miniature Rhino AST, so that the
 type expression can be evaluated later.</div>
<dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../../serialized-form.html#com.google.javascript.rhino.JSTypeExpression">Serialized Form</a></dd></dl>
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<caption><span>Constructors</span><span class="tabEnd">&nbsp;</span></caption>
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<th class="colOne" scope="col">Constructor and Description</th>
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<tr class="altColor">
<td class="colOne"><code><strong><a href="../../../../com/google/javascript/rhino/JSTypeExpression.html#JSTypeExpression(com.google.javascript.rhino.Node, java.lang.String)">JSTypeExpression</a></strong>(<a href="../../../../com/google/javascript/rhino/Node.html" title="class in com.google.javascript.rhino">Node</a>&nbsp;root,
                java.lang.String&nbsp;sourceName)</code>&nbsp;</td>
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<caption><span>Methods</span><span class="tabEnd">&nbsp;</span></caption>
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<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Method and Description</th>
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<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><strong><a href="../../../../com/google/javascript/rhino/JSTypeExpression.html#equals(java.lang.Object)">equals</a></strong>(java.lang.Object&nbsp;other)</code>&nbsp;</td>
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<tr class="rowColor">
<td class="colFirst"><code><a href="../../../../com/google/javascript/rhino/jstype/JSType.html" title="class in com.google.javascript.rhino.jstype">JSType</a></code></td>
<td class="colLast"><code><strong><a href="../../../../com/google/javascript/rhino/JSTypeExpression.html#evaluate(com.google.javascript.rhino.jstype.StaticScope, com.google.javascript.rhino.jstype.JSTypeRegistry)">evaluate</a></strong>(<a href="../../../../com/google/javascript/rhino/jstype/StaticScope.html" title="interface in com.google.javascript.rhino.jstype">StaticScope</a>&lt;<a href="../../../../com/google/javascript/rhino/jstype/JSType.html" title="class in com.google.javascript.rhino.jstype">JSType</a>&gt;&nbsp;scope,
        <a href="../../../../com/google/javascript/rhino/jstype/JSTypeRegistry.html" title="class in com.google.javascript.rhino.jstype">JSTypeRegistry</a>&nbsp;registry)</code>
<div class="block">Evaluates the type expression into a <code>JSType</code> object.</div>
</td>
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<tr class="altColor">
<td class="colFirst"><code><a href="../../../../com/google/javascript/rhino/Node.html" title="class in com.google.javascript.rhino">Node</a></code></td>
<td class="colLast"><code><strong><a href="../../../../com/google/javascript/rhino/JSTypeExpression.html#getRoot()">getRoot</a></strong>()</code>&nbsp;</td>
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<tr class="rowColor">
<td class="colFirst"><code><a href="../../../../com/google/javascript/rhino/Node.html" title="class in com.google.javascript.rhino">Node</a></code></td>
<td class="colLast"><code><strong><a href="../../../../com/google/javascript/rhino/JSTypeExpression.html#getRootNode()">getRootNode</a></strong>()</code>&nbsp;</td>
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<td class="colFirst"><code>int</code></td>
<td class="colLast"><code><strong><a href="../../../../com/google/javascript/rhino/JSTypeExpression.html#hashCode()">hashCode</a></strong>()</code>&nbsp;</td>
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<tr class="rowColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><strong><a href="../../../../com/google/javascript/rhino/JSTypeExpression.html#isOptionalArg()">isOptionalArg</a></strong>()</code>&nbsp;</td>
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<tr class="altColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><strong><a href="../../../../com/google/javascript/rhino/JSTypeExpression.html#isVarArgs()">isVarArgs</a></strong>()</code>&nbsp;</td>
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<td class="colFirst"><code>static <a href="../../../../com/google/javascript/rhino/JSTypeExpression.html" title="class in com.google.javascript.rhino">JSTypeExpression</a></code></td>
<td class="colLast"><code><strong><a href="../../../../com/google/javascript/rhino/JSTypeExpression.html#makeOptionalArg(com.google.javascript.rhino.JSTypeExpression)">makeOptionalArg</a></strong>(<a href="../../../../com/google/javascript/rhino/JSTypeExpression.html" title="class in com.google.javascript.rhino">JSTypeExpression</a>&nbsp;expr)</code>
<div class="block">Make the given type expression into an optional type expression,
 if possible.</div>
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<h3>Methods inherited from class&nbsp;java.lang.Object</h3>
<code>clone, finalize, getClass, notify, notifyAll, toString, wait, wait, wait</code></li>
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<h4>JSTypeExpression</h4>
<pre>public&nbsp;JSTypeExpression(<a href="../../../../com/google/javascript/rhino/Node.html" title="class in com.google.javascript.rhino">Node</a>&nbsp;root,
                java.lang.String&nbsp;sourceName)</pre>
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<h4>getRootNode</h4>
<pre>public&nbsp;<a href="../../../../com/google/javascript/rhino/Node.html" title="class in com.google.javascript.rhino">Node</a>&nbsp;getRootNode()</pre>
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<h4>makeOptionalArg</h4>
<pre>public static&nbsp;<a href="../../../../com/google/javascript/rhino/JSTypeExpression.html" title="class in com.google.javascript.rhino">JSTypeExpression</a>&nbsp;makeOptionalArg(<a href="../../../../com/google/javascript/rhino/JSTypeExpression.html" title="class in com.google.javascript.rhino">JSTypeExpression</a>&nbsp;expr)</pre>
<div class="block">Make the given type expression into an optional type expression,
 if possible.</div>
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<a name="isOptionalArg()">
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<h4>isOptionalArg</h4>
<pre>public&nbsp;boolean&nbsp;isOptionalArg()</pre>
<dl><dt><span class="strong">Returns:</span></dt><dd>Whether this expression denotes an optional <code>@param</code>.</dd></dl>
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<h4>isVarArgs</h4>
<pre>public&nbsp;boolean&nbsp;isVarArgs()</pre>
<dl><dt><span class="strong">Returns:</span></dt><dd>Whether this expression denotes a rest args <code>@param</code>.</dd></dl>
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<a name="evaluate(com.google.javascript.rhino.jstype.StaticScope, com.google.javascript.rhino.jstype.JSTypeRegistry)">
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<h4>evaluate</h4>
<pre>public&nbsp;<a href="../../../../com/google/javascript/rhino/jstype/JSType.html" title="class in com.google.javascript.rhino.jstype">JSType</a>&nbsp;evaluate(<a href="../../../../com/google/javascript/rhino/jstype/StaticScope.html" title="interface in com.google.javascript.rhino.jstype">StaticScope</a>&lt;<a href="../../../../com/google/javascript/rhino/jstype/JSType.html" title="class in com.google.javascript.rhino.jstype">JSType</a>&gt;&nbsp;scope,
              <a href="../../../../com/google/javascript/rhino/jstype/JSTypeRegistry.html" title="class in com.google.javascript.rhino.jstype">JSTypeRegistry</a>&nbsp;registry)</pre>
<div class="block">Evaluates the type expression into a <code>JSType</code> object.</div>
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<h4>equals</h4>
<pre>public&nbsp;boolean&nbsp;equals(java.lang.Object&nbsp;other)</pre>
<dl>
<dt><strong>Overrides:</strong></dt>
<dd><code>equals</code>&nbsp;in class&nbsp;<code>java.lang.Object</code></dd>
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<h4>hashCode</h4>
<pre>public&nbsp;int&nbsp;hashCode()</pre>
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<dt><strong>Overrides:</strong></dt>
<dd><code>hashCode</code>&nbsp;in class&nbsp;<code>java.lang.Object</code></dd>
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<h4>getRoot</h4>
<pre>public&nbsp;<a href="../../../../com/google/javascript/rhino/Node.html" title="class in com.google.javascript.rhino">Node</a>&nbsp;getRoot()</pre>
<dl><dt><span class="strong">Returns:</span></dt><dd>The source for this type expression.  Note that it will not
 contain an expression if there's an @override tag.</dd></dl>
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